Island County, Washington

County storm and disaster record · FIPS 53029 · population 86,855 · 208 sq mi

NOAA's Storm Events Database holds 171 records for Island County, Washington from 1950 through June 30, 2026, on 159 days; the most frequent are high wind and dust records (130 records). 165 of them are forecast-zone records, which the National Weather Service files once per zone: a county covered by several zones receives each one, so a single storm can add several records on the same day. The deadliest single record is the December 25, 2011 high wind, filed for the forecast zone Admiralty Inlet Area, which covers the county: 1 death and 1 injury. FEMA has issued 22 declarations naming the county since 1980, 20 of them for natural hazards; the latest for a natural hazard was “Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides” on April 7, 2026.

The record, 1950 to 2026

Storm records filed for the county each year (2026 to June 30, 2026). Before 1996 NOAA recorded only tornadoes (from 1950), thunderstorm wind and hail (from 1955).

  • recorded, no damage figure
  • under $100,000
  • $100,000 or more
  • $1 million or more
  • $10 million or more, or a death
  • $100 million or more, or 10 deaths
  • a year's colour: its recorded damage or deaths
  • a year with a death
  • 1955: wind and hail recorded from 1955
  • 1996: all 48 event types from 1996
Storm records
171on 159 days, 1950 to June 30, 2026
Deaths recorded
21 injuries
Damage, 2025 dollars
$32Mas filed (scale steps before 1993)
FEMA declarations
22latest 2026

Source: NOAA NCEI Storm Events Database, records through June 30, 2026 (file revision 20260918); damage converted to 2025 dollars with the BLS CPI-U. Search the record at NCEI. BLS consumer price index.

What hazards hit Island County most?

The most frequent records are high wind and dust records: 130 since 1996. The rank column places the county among Washington's counties by days with a record per 1,000 square miles of land over each hazard's complete period.

Island County: records by hazard, 1950 to June 30, 2026
HazardRecordsDaysFirst, lastKilledInjuredDamageRank in state
High wind and dust storms 130 123 1996-2025 2 1 $24M 2 of 39
Winter storms 26 24 1996-2024 0 0 $5.9M 11 of 39
Landslides and avalanches 4 4 2011-2014 0 0 $641K 3 of 39
Floods 3 3 2006-2012 0 0 $1.1M 11 of 39
Drought 2 2 2001-2005 0 0 – 2 of 39
Heavy rain 2 2 2001-2007 0 0 $28K 8 of 39
Extreme cold 1 1 1996-1996 0 0 – 11 of 39
Heat 1 1 2023-2023 0 0 – 19 of 39
Hurricanes and tropical storms 1 1 2012-2012 0 0 – 2 of 39
Severe thunderstorm wind 1 1 1986-1986 0 0 – 19 of 39

Source: NOAA NCEI Storm Events Database (county and forecast-zone records attributed to the county; a zone record shows its own totals on each county it covers). Days: dates with at least one record of the hazard in the county. Ranks: days with a record per 1,000 square miles of land (Census Bureau 2024 Gazetteer), since 1950 for tornadoes, 1955 for hail and thunderstorm wind, 1996 for the rest.

When was the last damaging storm in Island County?

The most recent record with damage, injuries or deaths is the December 30, 2020 strong wind ($5.7 million in damage in 2025 dollars).

Fort Ebey State Park was forced to close for a period of time on December 30 due to numerous downed trees, per WA State Parks. The ferry service from 8am-1030am from Port Townsend and Coupeville were cancelled due to high wind and rough seas.
National Weather Service event narrative, NOAA Storm Events Database (search the full record, event 934887)
The 12 most recent records kept for Island County
DateRecordCharacterKilledInjuredDamage
2025-02-25 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 50 kt wind 0 0 –
2025-02-25 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 53 kt wind 0 0 –
2020-12-30 Strong WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 43 kt wind 0 0 $5.7M
2017-11-13 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 51 kt wind 0 0 $602K
2017-10-18 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 35 kt wind 0 0 $1.2M
2015-08-29 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 51 kt wind 0 0 $311K
2014-12-28 Debris FlowClinton, Island County 0 0 $312K
2013-01-31 Debris FlowClinton, Island County 0 0 $317K
2012-12-17 Coastal FloodIsland County and Jefferson County · forecast zone Admiralty Inlet Area 0 0 $321K
2011-12-25 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 43 kt wind 1 1 –
2008-12-31 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 37 kt wind 0 0 $480K
2007-11-12 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 54 kt wind 0 0 $569K

Source: NOAA NCEI Storm Events Database; every record of 2025-2026 is listed, earlier ones when they caused deaths, injuries or $250,000 of damage (2025 dollars), and every tornado.

The deadliest and costliest records

Records with deaths or injuries in Island County, most deaths first
DateRecordCharacterKilledInjuredDamage
2011-12-25 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area An automated system in Freeland on Whidbey Island reported about 2.5 hours of high wind, both sustained and gust. A 9 year old girl was killed, and her father injured, when the top part of a tree broke and fell on their SUV. 43 kt wind 1 1 –
2003-10-28 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area High winds knocked out power to nearly 100,000 people. Ferry service was halted for several hours. Off Foulweather Bluff, in Kitsap county, a boat capsized, and a boat house sank in Clallam county. A shoreline restaurant in Mukilteo sustained damage from the high winds and wind driven waves that crashed through ... 52 kt wind 1 0 $3.2M
The costliest records in Island County since 1993, damage in 2025 dollars
DateRecordCharacterKilledInjuredDamage
2006-11-26 Heavy SnowIsland County and Jefferson County · forecast zone Admiralty Inlet Area 0 0 $5.9M
2020-12-30 Strong WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 43 kt wind 0 0 $5.7M
2006-11-15 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 57 kt wind 0 0 $4.4M
2000-12-14 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 77 kt wind 0 0 $3.6M
2003-10-28 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 52 kt wind 1 0 $3.2M
2017-10-18 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 35 kt wind 0 0 $1.2M
2006-02-04 Coastal FloodIsland County and Jefferson County · forecast zone Admiralty Inlet Area 0 0 $732K
2017-11-13 High WindIsland County and Jefferson County · forecast zone Admiralty Inlet Area 51 kt wind 0 0 $602K

Source: NOAA NCEI Storm Events Database: deaths and injuries direct and indirect; damage is property plus crops as estimated by the National Weather Service, converted to 2025 dollars.

Is it getting more frequent?

Records per decade for Island County's most frequent hazards. Counts rose everywhere after 1996, when NOAA began recording every event type, so compare decades within a hazard's complete period only (the shaded cells come before it).

Island County: records per decade (the 2020s to June 30, 2026)
Hazard1950s1960s1970s1980s1990s2000s2010s2020-26
High wind and dust storms––––13475218
Winter storms––––46610

Source: NOAA NCEI Storm Events Database, records per calendar decade; zone records from the CZ_TYPE field (Z).

What time of year?

Records by month in Island County. The two busiest months are in violet.

The values, month by month

Jan 39 · Feb 24 · Mar 19 · Apr 7 · May 4 · Jun 1 · Jul 0 · Aug 2 · Sep 2 · Oct 10 · Nov 34 · Dec 29 (records).

Source: NOAA NCEI Storm Events Database, records by the month they began.

Federal disaster declarations for Island County

FEMA's register lists 22 declarations that include Island County: 20 major disasters, 2 emergencies and 0 fire management assistance declarations. Most were for severe storm (12) and flood (5).

Declarations including Island County, newest first
DeclaredNumberTypeTitle
2026-04-07DR-4906FloodSevere Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides
2024-04-28DR-4775Severe StormSevere Winter Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides
2023-01-12DR-4682Severe StormSevere Winter Storm, Straight-Line Winds, Flooding, Landslides, and Mudslides
2022-01-05DR-4635FloodSevere Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides
2021-04-08DR-4593Severe StormSevere Winter Storm, Straight-Line Winds, Flooding, Landslides, and Mudslides
2020-04-23DR-4539FloodSevere Storms, Flooding, Landslides, and Mudslides
2020-03-22DR-4481BiologicalCovid-19 Pandemic
2020-03-13EM-3427BiologicalCovid-19
2019-03-04DR-4418Severe StormSevere Winter Storms, Straight-Line Winds, Flooding, Landslides, Mudslides, Tornado
2016-01-15DR-4249Severe StormSevere Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides
2015-10-15DR-4242Severe StormSevere Windstorm
2009-03-02DR-1825Severe StormSevere Winter Storm and Record and Near Record Snow
2007-02-14DR-1682Severe StormSevere Winter Storm, Landslides, and Mudslides
2006-05-17DR-1641Severe StormSevere Storms, Flooding, Tidal Surge, Landslides, and Mudslides
2005-09-07EM-3227Coastal StormHurricane Katrina Evacuation
2003-11-07DR-1499Severe StormSevere Storms and Flooding
2001-03-01DR-1361EarthquakeEarthquake
1997-01-17DR-1159Severe StormSevere Winter Storms, Land & Muds Slides,Flooding
1996-01-03DR-1079Severe StormSevere Storms, High Wind, and Flooding
1991-03-08DR-896FloodSevere Storms & High Tides
1990-11-26DR-883FloodSevere Storms & Flooding
1980-05-21DR-623Volcanic EruptionVolcanic Eruption, Mt. St. Helens

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2), declarations through October 2, 2026; one declaration is counted once however many areas it names. OpenFEMA dataset page.

How many floods has Island County had?

NOAA's Storm Events Database holds 3 flood or flash flood records for Island County from 2006 to 2012, on 3 days, with 0 deaths. By flood insurance claims since 1978 (OpenFEMA, as of September 8, 2026), Island County ranks 788th of 2,942 U.S. counties.

The National Flood Insurance Program has paid $4.1 million on 279 claims filed in Island County; the most in one year was 46 in 2006. Claims count insured losses only: uninsured flood damage is not in this file.

The values, year by year

1979: 5 · 1980: 1 · 1981: 2 · 1982: 5 · 1983: 4 · 1984: 1 · 1989: 1 · 1990: 5 · 1991: 1 · 1992: 2 · 1994: 1 · 1995: 1 · 1996: 14 · 1997: 12 · 1998: 3 · 1999: 12 · 2000: 2 · 2001: 4 · 2003: 2 · 2004: 1 · 2005: 2 · 2006: 46 · 2007: 2 · 2009: 4 · 2010: 4 · 2011: 4 · 2012: 19 · 2013: 2 · 2015: 2 · 2016: 35 · 2018: 7 · 2020: 4 · 2021: 21 · 2022: 38 · 2023: 2 · 2024: 6 · 2025: 2; the other years: 0.

Source: FEMA OpenFEMA NFIP Redacted Claims, as of September 8, 2026; claims by year of loss, payments in the dollars of the year paid. OpenFEMA dataset page.

FEMA's modeled risk for Island County

FEMA's National Risk Index rates Island County Relatively Low overall, with an expected annual loss of $39.3 million. These are FEMA's model estimates of future loss from 18 hazards, not a count of what happened; they can differ from the record above.

National Risk Index ratings for Island County (December 2025 release), by FEMA's rating, then score
HazardRisk ratingExpected annual lossModeled frequency
LandslideRelatively High$5.7Monce in about 2 years (modeled)
EarthquakeRelatively Moderate$22Monce in about 39 years (modeled)
Ice StormRelatively Moderate$314Konce in about 3 years (modeled)
Coastal FloodingRelatively Moderate$1.4M3.2 a year (modeled)
Volcanic ActivityRelatively Low$3Konce in about 909 years (modeled)
Riverine FloodingRelatively Low$7.9Monce in about 28 years (modeled)
Cold WaveRelatively Low$889Konce in about 6 years (modeled)
Winter WeatherRelatively Low$56K5.7 a year (modeled)

Source: FEMA National Risk Index, county table, December 2025 release. FEMA's National Risk Index map.

Counties that share a border with Island County

  1. Snohomish County 542
  2. Jefferson County 487
  3. Skagit County 337
  4. Kitsap County 198
  5. Island County 171
  6. San Juan County 127

Source: U.S. Census Bureau county adjacency file; NOAA NCEI Storm Events Database, records since 1950. The Census Bureau's adjacency file.

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